The Aluminium Terminal Block is designed for earth connections and has 4 connection points. It is suitable for cable sizes up to 50 sq-mm and comes in a yellow/green colour. The nominal current for copper cables is 160 A and for aluminium cables is 145 A. The block has a nominal insulation voltage of 800 V. This terminal block can be used with both copper and aluminium cables. It features tin plating, which helps prevent galvanic reactions. Additionally, it has an internal barrier that allows for the connection of both aluminium and copper cables to a single block. The screw head size of the terminal block is 5 mm, making it easy to install on a DIN rail.